67% (1993)

71% (2007)

76% (1995)

78% (1998)

90% (2020)

60% (2018)

50% (1969)

30% (1996)

0% (1981)

0% (2012)

69% (2015)

92% (2009)

79% (2015)

70% (2018)

78% (2006)

71% (1992)

0% (2017)

80% (1999)

70% (2007)

55% (1973)